\documentclass{ltjsarticle}
\usepackage{luatexja-fontspec,luatexja-otf, luacode, booktabs,array,xcolor}
\usepackage[scale=0.80]{geometry}
\documentclass{ltjsarticle}
\usepackage{luatexja-fontspec,luatexja-otf, luacode, booktabs,array,xcolor}
\usepackage[scale=0.80]{geometry}